Stackable cantilever chair frame



FIG. 1 is a front, top, right side perspective view of the stackable cantilever chair frame showing my new design.

FIG. 2 is a front, bottom, right side perspective view thereof.

FIG. 3 is a front elevation view thereof.

FIG. 4 is a rear elevation view thereof.

FIG. 5 is a left side elevation view thereof.

FIG. 6 is a right side elevation view thereof.

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The design is directed to a frame that forms a lower portion of a stackable cantilever chair. The broken line showing of parts of the drawings is included for the purpose of illustrating use and environment and forms no part of the claimed design. 

CLAIM The ornamental design for a stackable cantilever chair frame, as shown and described. 